Well, if this bond has completely identically equal sharing of electrons, then this bond will be nonpolar.

如果一根键连的两个原子,对键上的电子吸引程度是完全等价的，那么这根键是非极性的。

麻省理工公开课 - 固态化学导论课程节选

In the first example, you could be at a social gathering and you really feel the need for some nicotine.

在第一个例子中，你可能在一个社交聚会上，你特别想找个地方抽根烟。

Do you mind 课堂 - SpeakingMax英语口语达人

It's not the most interesting physical object in the world, but it's a whole lot more interesting than a piece of chalk.

它虽不是这个世界上最吸引人的物理对象,但它能干的事比一根粉笔能干的有趣多了

耶鲁公开课 - 死亡课程节选

- If you eat these raw, which they do in many places around the world, if you eat a bitter one, you could, in fact, get enough cyanide to kill you.

如果你生吃它们的话，它们在世界上的很多地方都存在，如果你吃了一个苦的根，可能，实际上，它所含的氰化物的量足以令你死亡。

麻省理工公开课 - 化学原理课程节选

Would she have imagined that the world famous whatever remembered how many strings were on the lyre on the bench beside the girl on the label of the cigar box he'd stated at in the tool shed at age ten while she, age eleven.

她能想象到这个世界闻名的诸如此类的人,竟然记得当她11岁，他10岁时在工具间里盯着看的,那雪茄盒上的标签上的姑娘身边,长椅上的竖琴有几根弦吗。

耶鲁公开课 - 1945年后的美国小说课程节选

It's when I'm weary of considerations And life is too much like a pathless wood ; Where your face burns and tickles with the cobwebs broken across it, and one eye is weeping from a twig's having lashed across it open.

那是每逢我厌倦于操心世事,而人生太像一片没有小径的森林,在里面摸索，一头撞在蛛网上，只感到验上又热辣，又痒痒，忽然，一根嫩枝迎面打来,那一只给打中了的眼睛疼得直掉泪。

耶鲁公开课 - 现代诗歌课程节选

He was trying to describe electrons, but the theory said there are two roots in the quadratic equation and the second root is mathematically as interesting as the first one.

他当时只是想去描述电子,但是数学理论告诉我们,二次方程有两个根,而第二个根在数学上和第一个根一样有趣

耶鲁公开课 - 基础物理课程节选

So Rituparna tries to prove to him his abilities and he says, see that tree there, I can estimate how many leaves there are on that tree by counting leaves on one branch.

所以睿都巴若那就试图证明自己的能力,他说,看那边的树,我只需数一根枝杈上的叶子,就能估算出树上叶子的总数

耶鲁公开课 - 金融市场课程节选

And one day so I was eating my ice-cream because the archives were closed, and this woman came up, and she was probably about fity, or something like that, and she ordered ice-cream, and so this guy says, "Well, Madame whatever, Madame Dupuis, you remember that day don't you, when the Germans came back?" And she said, "Oh I sure do, they hung my husband from that pole."

有一天我正吃冰激凌呢,因为档案馆关了,有个女人过来,她大概有五十岁,她要了个冰激凌,然后这哥们说,"我也忘了什么夫人了,杜普斯夫人,你还记得那天吧,德国人来的那天",然后她说,"我当然记得,他们把我丈夫吊在那根柱子上"

耶鲁公开课 - 1871年后的法国课程节选

It's loaded with phosphates which are negatively charged.

NA分子上有很多带负电荷的磷酸根

耶鲁公开课 - 生物医学工程探索课程节选

Think about that. All this, Comus explains : Nay Lady, sit; if I but wave this wand, Your nerves are all chained up in Alabaster, And you a statue; or as Daphne was, Root-bound that fled Apollo.

试想一下，所以这一切，Comus解释到：,小姐，坐，但如果我挥舞这个棒子，你的所有神经都束缚在这个大理岩上了，你是一尊雕像，或像月桂树那样，被绑在根上逃往阿波罗。

耶鲁公开课 - 弥尔顿课程节选

You take a pin and you stick it through my flesh of my body and I feel pain in my soul, in my mind.

你拿一根针扎我身体上的肉,我的灵魂,我的心灵就会意识到疼痛

耶鲁公开课 - 死亡课程节选

And it turns out the second solution, with negative energy, was when the theory is telling you, hey, there are particles and there are anti-particles, and the negative energy when properly interpreted will describe anti-particles.

结果,后来证明,第二个根,也就是能量为负的那个根,正是理论的关键,世界上既有粒子,也有反粒子,负能量就是用来解释反粒子的

耶鲁公开课 - 基础物理课程节选